changing "selected" line color in android studio

http://stackoverflow.com –
In Android Studio (currently 0.2.8), how do you change the background color of the line that your cursor is on, compared to the text selection?
Here's a picture if it helps:
http://i.stack.imgur.com/zhrA2.jpg
For reference I'm referring to the line 3 above: //TODO: Visit JB Web resources:
Thanks!
(HowTos)